Right now☀️
Current conditions · Nason, IL
91°
Mostly Clear
Feels like 93°
💨 Wind
14 mph S
💧 Humidity
41%
🌫️ Dew pt
64°
👁️ Visibility
10 mi
NWSObserved at Mount Vernon Airport
Weather · Nason
Nason forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Nason, straight from the National Weather Service. Watches and warnings show up first.
Loading the local forecast…
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7-Day forecast
Today
☁️
92°
65°
4%
Mostly Cloudy
Fri
⛈️
71°
50°
90%
Showers And Thunderstorms
Sat
⛅
74°
48°
2%
Mostly Sunny
Sun
☀️
77°
49°
2%
Sunny
Mon
☀️
73°
45°
0%
Sunny
Tue
☀️
72°
45°
0%
Sunny
Wed
☀️
77°
51°
2%
Sunny
Climate · a normal year
What a year in Nason feels like
Nason has chilly winters and warm summers. A typical July afternoon reaches 88°, a January night drops to 24°, and about 8 inches of snow falls in a normal winter.
+18°
18° warmer than normal today. The forecast high is 92°, and a typical Oct 1 in Nason peaks around 74°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
43° / 26°Winter
66° / 45°Spring
86° / 65°Summer
68° / 46°Fall
How much snow does Nason get?About 8 inches a winter.Rain & snow →When is the first frost?Around Oct 28, with the last in spring around Apr 4.Frost dates →Is it warmer than it used to be?+0.7° vs. the 20th century.Then & now →
See Nason’s full climate →
NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.
The forecast is temporarily unavailable.
Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.